1900967523

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 3475390464

約数和(自身を除く): 1574422941

約数列:

[1, 3, 7, 13, 17, 21, 31, 39, 51, 73, 91, 93, 119, 181, 217, 219, 221, 273, 357, 403, 511, 527, 543, 651, 663, 949, 1209, 1241, 1267, 1533, 1547, 1581, 2263, 2353, 2821, 2847, 3077, 3689, 3723, 3801, 4641, 5611, 6643, 6789, 6851, 7059, 8463, 8687, 9231, 11067, 13213, 15841, 16133, 16471, 16833, 19929, 20553, 21539, 26061, 29419, 38471, 39277, 39639, 40001, 47523, 47957, 48399, 49413, 64617, 72943, 88257, 92491, 95387, 112931, 115413, 117831, 120003, 143871, 171769, 205933, 218829, 224621, 269297, 277473, 280007, 286161, 338793, 409603, 500123, 510601, 515307, 617799, 667709, 673863, 807891, 840021, 1202383, 1228809, 1240031, 1500369, 1531803, 1572347, 2003127, 2867221, 2920073, 3500861, 3607149, 3720093, 4717041, 5324839, 6963251, 8601663, 8680217, 8760219, 10502583, 15974517, 20440511, 20889753, 26040651, 37273873, 48742757, 61321533, 90522263, 111821619, 146228271, 271566789, 633655841, 1900967523]

約数ペア:

[(1, 1900967523), (3, 633655841), (7, 271566789), (13, 146228271), (17, 111821619), (21, 90522263), (31, 61321533), (39, 48742757), (51, 37273873), (73, 26040651), (91, 20889753), (93, 20440511), (119, 15974517), (181, 10502583), (217, 8760219), (219, 8680217), (221, 8601663), (273, 6963251), (357, 5324839), (403, 4717041), (511, 3720093), (527, 3607149), (543, 3500861), (651, 2920073), (663, 2867221), (949, 2003127), (1209, 1572347), (1241, 1531803), (1267, 1500369), (1533, 1240031), (1547, 1228809), (1581, 1202383), (2263, 840021), (2353, 807891), (2821, 673863), (2847, 667709), (3077, 617799), (3689, 515307), (3723, 510601), (3801, 500123), (4641, 409603), (5611, 338793), (6643, 286161), (6789, 280007), (6851, 277473), (7059, 269297), (8463, 224621), (8687, 218829), (9231, 205933), (11067, 171769), (13213, 143871), (15841, 120003), (16133, 117831), (16471, 115413), (16833, 112931), (19929, 95387), (20553, 92491), (21539, 88257), (26061, 72943), (29419, 64617), (38471, 49413), (39277, 48399), (39639, 47957), (40001, 47523)]